<!DOCTYPE html>

<html>
    <head>
        <meta charset="UTF-8">
        <title>用户登录</title>
    </head>
    <body>

        <form action="/user/sign/in" method="post">
            <input type="text" name="username" placeholder="用户名">
            <input type="password" name="password" placeholder="密码">
            <input type="submit" value="登录">
        </form>
        
    </body>
</html>